| Year | 1956 |
| Date | 12-Apr |
| Volume | 114 |
| Issue | 2,864 |
| Page | 600 |
| Category | Steam |
| Part | |
| Title | Low Pressure Steam Engines |
| Author | Edgar T.Westbury |
| Notes | The advantages and disadvantages in model engineering. The Davey Safety Motor, pioneer's difficulties, operational economy, automation? Enclosed cylinder, below atmospheric pressure |